Colour Changing Cups by Leo SmetsersAfter four years of hard work, it's finally here: The Colour Changing Cups is complete! Together with Henk de Haas, we've made many changes over the past few years, and now we can proudly say that we've created something truly special. Holland Tricks proudly presents The Colour Changing Cups by Leo Smetsers a revolutionary take on the classic Chop Cup routine. Experience a routine like no other, where the balls not only reappear but also magically